加载直播场次并统计观看人数

def solve():
    from pyodide.http import open_url
    from io import StringIO
    import pandas as pd
    csv_data = open_url('https://data.zuihe.com/dbd/ms-edulive/state_02/live_sessions.csv').read()
    df = pd.read_csv(StringIO(csv_data))
    print(f"总场次: {len(df)}")
    print(f"平均观看: {df['viewers'].mean():.0f}人")
    print(f"最高观看: {df['viewers'].max()}人")